condition mean min max 4 h after light 3206.8 3206.8 3206.8 8 h after light 2975.7 2696.6 3254.8 12 h after light 2188.05 1774.1 2602.0 4 h after dark 846.2 99.5 1592.9 8 h after dark 105.69999999999999 98.1 113.3 12 h after dark 364.35 100.5 628.2